fixed Camera::setAutoTracking so the offset is really local to the target
fixed Camera::setAutoTracking so the offset is really local to the target

--HG--
branch : v1-9

jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre